# PDF Compression vs PDF Compressor

The clearest difference is ads: PDF Compressor at none against PDF Compression's shown. PDF Compressor also leads on iOS requirement (15.1 vs 18.5). PDF Compression's advantage is update cadence (every 4 days vs fortnightly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Compression sells 1 one-off in-app purchase and PDF Compressor sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Compression ships an update every 4 days, PDF Compressor fortnightly. The most recent releases landed on July 3, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | PDF Compression | PDF Compressor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-compression/id6752516285/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 48 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Gonzalez de la aleja german](https://appshunter.io/developer/1839645711) | [Soufiane Bouziane](https://appshunter.io/developer/1796428527) |

## What reviewers say

### PDF Compression

[App page](https://appshunter.io/ios/app/pdf-compression/id6752516285)

Easily reduce the size of your PDF files without sacrificing quality. This tool is perfect for students and professionals needing to optimize documents for storage, email, or sharing. Compress multiple files quickly and efficiently.

**Highlights:** Compress PDFs for free, Reduce file size to specific megabytes, Optimize documents for email and sharing, Compress multiple PDFs at once, Maintain document quality during compression, Convert PDFs to ZIP format

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-compress-size/id6757967560)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $24.99 | per year |


## Frequently asked questions

### Is PDF Compression free?

PDF Compression is free to download, with in-app purchases available.

### Is PDF Compressor free?

PDF Compressor is free to download, with in-app purchases available.

### Do PDF Compression or PDF Compressor have ads?

PDF Compression shows ads; PDF Compressor does not.

### Which is updated more often, PDF Compression or PDF Compressor?

PDF Compression ships an update every 4 days, and PDF Compressor fortnightly. Most recently, PDF Compression was updated on July 3, 2026 and PDF Compressor on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*